Key chain fob



FIG. 1 is a perspective view of the key chain fob of the inventionshowing my new design, with letters and numbers being shown in brokenlines for illustrative purposes only;

FIG. 2 is an elevational view of the front or back thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The ornamental design for a key chain fob, as shown and described.